#include <linux/module.h>
#include <linux/fs.h>
-#include <linux/version.h>
+#include <lttng-kernel-version.h>
#include <wrapper/splice.h>
#include <wrapper/ringbuffer/backend.h>
__free_page(pbuf->page);
}
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,8,0))
+static const struct pipe_buf_operations ring_buffer_pipe_buf_ops = {
+ .release = lib_ring_buffer_pipe_buf_release,
+ .try_steal = generic_pipe_buf_try_steal,
+ .get = generic_pipe_buf_get
+};
+#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,1,0))
+static const struct pipe_buf_operations ring_buffer_pipe_buf_ops = {
+ .confirm = generic_pipe_buf_confirm,
+ .release = lib_ring_buffer_pipe_buf_release,
+ .steal = generic_pipe_buf_steal,
+ .get = generic_pipe_buf_get
+};
+#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,15,0))
+static const struct pipe_buf_operations ring_buffer_pipe_buf_ops = {
+ .can_merge = 0,
+ .confirm = generic_pipe_buf_confirm,
+ .release = lib_ring_buffer_pipe_buf_release,
+ .steal = generic_pipe_buf_steal,
+ .get = generic_pipe_buf_get
+};
+#else
static const struct pipe_buf_operations ring_buffer_pipe_buf_ops = {
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(5,1,0))
.can_merge = 0,
-#endif
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,15,0))
.map = generic_pipe_buf_map,
.unmap = generic_pipe_buf_unmap,
-#endif
.confirm = generic_pipe_buf_confirm,
.release = lib_ring_buffer_pipe_buf_release,
.steal = generic_pipe_buf_steal,
- .get = generic_pipe_buf_get,
+ .get = generic_pipe_buf_get
};
+#endif
/*
* Page release operation after splice pipe_to_file ends.
.pages = pages,
.nr_pages = 0,
.partial = partial,
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(4,12,0))
+#if (LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(4,12,0))
.flags = flags,
#endif
.ops = &ring_buffer_pipe_buf_ops,